Featured in Domain Arrivals · 2026-08-17
ShotDetect, a multi-phone gunfire alert system
A phone-based app that listens for possible gunfire and alerts students and guardians when three separated phones agree.
Why it surfacedShotDetect has an unusually concrete detection model: a two-second in-memory audio buffer, timestamp comparison across nearby phones, and no alert from a single device. Its privacy claims are unusually specific too, including continuous overwriting and a build test that blocks file or network access for shared detection code. The site also makes clear that it is not an emergency service.
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Monica’s Calendar of Flowers
August 17’s newborn domains include a calendar that spreads flowers for Monica across the months after JP’s death, 17 years of a master mariner’s logbooks, the seconds between a modem connection and the first web request, and an Indian bus cabin carrying 632 songs.
This is one of 1,000 discoveries in the 2026-08-17 Domain Arrivals issue.